ci2 starts bisection 2023-06-19 07:41:30.385339556 +0000 UTC m=+295513.578136305
bisecting fixing commit since fa74641fb6b93a19ccb50579886ecc98320230f9
building syzkaller on 9668920024926d5a21c38fbc0d15d403d7c732ac
ensuring issue is reproducible on original commit fa74641fb6b93a19ccb50579886ecc98320230f9

testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: 917799aaf86bf9e767b54e31cb902acf0a06231ce48606a9b39469e21ca028cd
all runs: crashed: kernel BUG in nilfs_btnode_create_block
testing current HEAD ca87e77a2ef8b298aa9f69658d5898e72ee450fe
testing commit ca87e77a2ef8b298aa9f69658d5898e72ee450fe gcc
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2
kernel signature: caa12e720e4f563e331fdfebde9a431ffb4c534cf82c70a9bafc1a59b31371dc
all runs: crashed: kernel BUG in nilfs_btnode_create_block
crash still not fixed/happens on the oldest tested release
revisions tested: 2, total time: 1h11m2.439059259s (build: 1h3m55.803363403s, test: 6m22.021220972s)
crash still not fixed on HEAD or HEAD had kernel test errors
commit msg: Linux 6.1.34
crash: kernel BUG in nilfs_btnode_create_block
------------[ cut here ]------------
kernel BUG at fs/nilfs2/btnode.c:59!
Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 4931 Comm: segctord Not tainted 6.1.34-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : nilfs_btnode_create_block+0x2f8/0x3b8 fs/nilfs2/btnode.c:58
lr : nilfs_btnode_create_block+0x2f8/0x3b8 fs/nilfs2/btnode.c:58
sp : ffff80001c387080
x29: ffff80001c387090 x28: 0000000000001007 x27: dfff800000000000
x26: ffff0000dd87f8e8 x25: ffff0000e432f0e8 x24: 1fffe0001bed93d0
x23: dfff800000000000 x22: ffff0000df5a5bd2 x21: ffff0000df5a5b08
x20: 000000000000132f x19: ffff0000df6c9e80 x18: 1fffe0001beb4431
x17: ffff80001424d000 x16: ffff8000082a8584 x15: 0000000000016de0
x14: 1ffff0000284a0b0 x13: dfff800000000000 x12: 0000000000000001
x11: 1fffe0001bed93dc x10: 0000000000000000 x9 : 0000000000000000
x8 : 00000000ffffffff x7 : ffff800008656e40 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000898b598
x2 : 0000000000000001 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 nilfs_btnode_create_block+0x2f8/0x3b8 fs/nilfs2/btnode.c:58
 nilfs_btnode_prepare_change_key+0x220/0x304 fs/nilfs2/btnode.c:219
 nilfs_btree_prepare_update_v+0x288/0x324 fs/nilfs2/btree.c:1928
 nilfs_btree_prepare_propagate_v fs/nilfs2/btree.c:1995 [inline]
 nilfs_btree_propagate_v fs/nilfs2/btree.c:2040 [inline]
 nilfs_btree_propagate+0x6e0/0xce8 fs/nilfs2/btree.c:2097
 nilfs_bmap_propagate+0x78/0x114 fs/nilfs2/bmap.c:345
 nilfs_collect_file_data+0x50/0xac fs/nilfs2/segment.c:587
 nilfs_segctor_apply_buffers+0x168/0x290 fs/nilfs2/segment.c:1037
 nilfs_segctor_scan_file+0x204/0xbf0 fs/nilfs2/segment.c:1076
 nilfs_segctor_collect_blocks fs/nilfs2/segment.c:1195 [inline]
 nilfs_segctor_collect fs/nilfs2/segment.c:1522 [inline]
 nilfs_segctor_do_construct+0x1504/0x5710 fs/nilfs2/segment.c:2068
 nilfs_segctor_construct+0xe8/0x60c fs/nilfs2/segment.c:2402
 nilfs_segctor_thread_construct fs/nilfs2/segment.c:2510 [inline]
 nilfs_segctor_thread+0x5cc/0xb3c fs/nilfs2/segment.c:2593
 kthread+0x210/0x28c kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860
Code: f94007e0 17ffff7d aa1303e0 94000031 (d4210000) 
---[ end trace 0000000000000000 ]---